140254485 has 64 divisors (see below), whose sum is σ = 272025600. Its totient is φ = 60279552.

The previous prime is 140254463. The next prime is 140254501. The reversal of 140254485 is 584452041.

It is a happy number.

It is not a de Polignac number, because 140254485 - 2⁵ = 140254453 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 456702 + ... + 457008.

It is an arithmetic number, because the mean of its divisors is an integer number (4250400).

Almost surely, 2^140254485 is an apocalyptic number.

140254485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140254485 is a deficient number, since it is larger than the sum of its proper divisors (131771115).

140254485 is a wasteful number, since it uses less digits than its factorization.

140254485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570.

The product of its (nonzero) digits is 25600, while the sum is 33.

The square root of 140254485 is about 11842.9086376616. The cubic root of 140254485 is about 519.5638416145.

The spelling of 140254485 in words is "one hundred forty million, two hundred fifty-four thousand, four hundred eighty-five".